呼吸調節器 hū xī tiáo jié qì

DEFINITIONS

  1. regulator (diving)

CHARACTERS

呼 hū
HSK 4
breathe sigh, exhale; call, shout
吸 xī
HSK 4
inhale, suck in; absorb; attract
調 tiáo transfer, move, change; tune
節 jié knot, node, joint; section
器 qì
HSK 5
receptacle, vessel; instrument